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Finding the Fourth Proportional to 733,843.60, 1,099,728.60 and 542,813.20

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Solution

The fourth proportional to 733,843.60, 1,099,728.60 and 542,813.20 is: 813,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,843.60 : 1,099,728.60 = 542,813.20 : x
  2. Step 2: Convert to fraction form
    733,843.60/1,099,728.60 = 542,813.20/x
  3. Step 3: Cross multiply
    733,843.60x = 1,099,728.60 × 542,813.20
  4. Step 4: Simplify right side
    733,843.60x = 596,947,200,497.52
  5. Step 5: Solve for x
    x = 596,947,200,497.52/733,843.60
  6. Step 6: Final answer
    x = 813,452.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.